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MB95F814K датащи(PDF) 39 Page - Cypress Semiconductor |
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MB95F814K датащи(HTML) 39 Page - Cypress Semiconductor |
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39 / 121 page ![]() MB95810K Series Document Number: 002-04694 Rev. *A Page 39 of 121 15.3 Port 2 Port 2 is a general-purpose I/O port. This section focuses on its functions as a general-purpose I/O port. For details of peripheral functions, refer to their respective chapters in “New 8FX MB95810K Series Hardware Manual”. 15.3.1 Port 2 configuration Port 2 is made up of the following elements. • General-purpose I/O pins/peripheral function I/O pins • Port 2 data register (PDR2) • Port 2 direction register (DDR2) • Port 2 pull-up register (PUL2) 15.3.2 Block diagrams of port 2 • P20/PPG00 pin This pin has the following peripheral function: • 8/16-bit PPG ch. 0 output pin (PPG00) • P21/PPG01 pin This pin has the following peripheral function: • 8/16-bit PPG ch. 0 output pin (PPG01) • P22/TO00 pin This pin has the following peripheral function: • 8/16-bit composite timer ch. 0 output pin (TO00) • P23/TO01 pin This pin has the following peripheral function: • 8/16-bit composite timer ch. 0 output pin (TO01) • Block diagram of P20/PPG00, P21/PPG01, P22/TO00 and P23/TO01 PDR2 Pin PDR2 read PDR2 write Executing bit manipulation instruction DDR2 read DDR2 write PUL2 read PUL2 write DDR2 PUL2 0 1 1 0 Stop mode, watch mode (SPL = 1) Peripheral function output enable Peripheral function output Hysteresis Pull-up |
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